<template>
<div>
    <!--查询表单-->
    <el-form :inline="true" class="demo-form-inline">
        <el-form-item>
            <el-input v-model="teacherQuery.name" placeholder="讲师名"/>
        </el-form-item>

        <el-form-item>
            <el-select v-model="teacherQuery.level" clearable placeholder="讲师头衔">
                <el-option :value="1" label="高级讲师"/>
                <el-option :value="2" label="首席讲师"/>
            </el-select>
        </el-form-item>

        <el-form-item label="添加时间">
            <el-date-picker
            v-model="teacherQuery.begin"
            type="datetime"
            placeholder="选择开始时间"
            value-format="yyyy-MM-dd HH:mm:ss"
            default-time="00:00:00"
            />
        </el-form-item>

        <el-form-item>
            <el-date-picker
            v-model="teacherQuery.end"
            type="datetime"
            placeholder="选择截止时间"
            value-format="yyyy-MM-dd HH:mm:ss"
            default-time="00:00:00"
            />
        </el-form-item>

        <el-button type="primary" icon="el-icon-search" @click="getList()">查询</el-button>
        <el-button type="default" @click="resetData()">清空</el-button>
    </el-form>

    <!-- 表格 -->
    <el-table v-loading="listLoading" :data="list" element-loading-text="数据加载中" border fit highlight-current-row>

        <el-table-column label="序号" width="70" align="center">
            <template slot-scope="scope">
                {{ (page - 1) * limit + scope.$index + 1 }}
            </template>
        </el-table-column>

        <el-table-column prop="name" label="名称" width="80" />

        <el-table-column label="头衔" width="80">
            <template slot-scope="scope">
                {{ scope.row.level===1?'高级讲师':'首席讲师' }}
            </template>
        </el-table-column>

        <el-table-column prop="intro" label="资历" />

        <el-table-column prop="gmtCreate" label="添加时间" width="160"/>

        <el-table-column prop="sort" label="排序" width="60" />

        <el-table-column label="操作" width="200" align="center">
            <template slot-scope="scope">
                <router-link :to="'/teacher/edit/'+scope.row.id">
                    <el-button type="primary" size="mini" icon="el-icon-edit">修改</el-button>
                </router-link>
                <el-button type="danger" size="mini" icon="el-icon-delete"
                @click="removeDataById(scope.row.id)">删除</el-button>
            </template>
        </el-table-column>
        
    </el-table>
    <!-- 分页 -->
    <el-pagination
        :current-page="page"
        :page-size="limit"
        :total="total"
        style="padding: 30px 0; text-align: center;"
        background
        layout="total, prev, pager, next, jumper"
        @current-change="getList"
    />
</div>
</template>
<script>
//引入调用Teacher.js文件
import teacher from '@/api/edu/teacher'
export default{
    data() {//定义变量和初始值
        return {
            list:null,
            page:1,//第一页
            limit:3,//记录数10
            total:0,
            teacherQuery:{}
        }
    },
    created() {//页面渲染之前执行，一般调用menthods定义的方法
        this.getList()
    },
    methods:{//创建具体的方法，调用teacher.js定义的方法
        getList(page=1) {
            this.page = page;
            teacher.getTeacherListPage(this.page, this.limit, this.teacherQuery)
                .then(response => {
                    //response是接口返回的数据
                    this.list = response.data.rows;
                    this.total = response.data.total;
                    console.log(this.list);
                    console.log(this.total);
                })
                .catch(error => {
                    console.log(error);
                })
        },
        resetData() {
            //把表单输入项数据清空
            this.teacherQuery = {};
            //查所有讲师数据
            this.getList();
        },
        removeDataById(id) {
            this.$confirm('此操作将永久删除讲师记录, 是否继续?', '提示', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(() => {
                teacher.deteteTeacherId(id)
                    .then(reponse => {//删除成功
                        //提示信息
                        this.$message({
                            type: 'success',
                            message: '删除成功!'
                        });
                        //再次回到列表页面
                        this.getList();
                    })
                
            })
            
        }
        
    }
}
</script>
